Plastic Bearings | McMaster-Carr

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863 Iron Copper

Molybdenum Disulfide

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Polyurethane Rubber

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OD

ID

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Width

Ball Bearing Profile

With Retaining Ring

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For Load Direction

Combined Radial and Thrust

Combined Radial, Thrust, and Moment

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304 Stainless Steel

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Compliant with Exemptions

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DFARS Specialty Metals

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Stainless Steel

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Stainless Steel

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440 Stainless Steel

Liner Material

Polyurethane Rubber

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Stainless Steel

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Polyurethane Rubber

Stainless Steel

Body Material

For Housing ID

0.3750" to 0.3755"

0.3755" to 0.3764"

0.3760" to 0.3770"

0.5000" to 0.5005"

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6,649 Products

Power Transmission

Ball Bearings

Create less friction than other bearings for use at high speeds

Flanged Sleeve Bearings

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

Sleeve Bearings

Sleeve Bearings

With no moving parts, the plainest type of bearing

Thrust Bearings

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

Mounted Bearings

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Roller Bearings

Roller Bearings

Support higher loads than ball bearings, but run at lower speeds

Turntable Bearings

Turntable Bearings

Support machinery that slowly turns or oscillates, such as a rotating hoist

Linear Bearing Brakes

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

Bearing Heaters

Bearing Heaters

For correct installation on shafts, heat bearings to expand them

Idler Rollers

Guide boxes and parts as they pass through conveyor systems

Drive Rollers

Transmit power from motors to systems like conveyors; also known as contact wheels and feed rollers

Track Rollers

Support and carry objects as they move along conveyor systems

Idler/Drive Rollers

Idler/Drive Rollers

Spin freely in one direction on conveyor systems and lock to transmit power in the other direction

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

Swivel Joints

Handle shaft misalignment where ball joint rod ends won’t fit; also known as spherical bearings

Guide Rail Carriages

Guide Rail Carriages

Carry loads along guide rails on accurate and repeatable paths in automated systems

Positioning Slides

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

Telescoping Rails

Telescoping Rails

Connect multiple rails to create custom positioning tables or telescoping slides

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

Air Slides

Convey grippers, printing heads, and other loads back and forth on a carriage

Electric Actuators

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Material Handling

Conveyor Roller Bearings

Conveyor Roller Bearings

Replace bearings on conveyor rollers, or press into tubing or pipe to create a roller

Ball Transfers

Install in arrays to create platforms for conveying, rotating, and positioning heavy objects

Ball Transfer Plates

Ball Transfer Plates

Rest on flat surfaces to create platforms for conveying, rotating, and positioning heavy objects

Skate Wheels

Replace wheels on skate wheel conveyors or add wheels for a custom setup

Conveyor Belt Take-up Bearings

Conveyor Belt Take-up Bearings

Use with take-up frames to adjust tension on conveyor belts

Screw Conveyors

Screw Conveyors

Push material through fixed troughs

Conveyor Brakes

Conveyor Brakes

Slow down roller conveyors using friction; also known as pallet brakes

Wheel Bearings

Reduce friction between the axle and the wheel for smooth movement

Building and Machinery Hardware

T-Slotted Framing Linear Bearings

T-Slotted Framing Linear Bearings

Reduce friction in repeated and automated motion along T-slotted framing

T-Slotted Framing Track Rollers

T-Slotted Framing Track Rollers

Load rated for carrying door frames and other hardware along a T-slotted framing track system

Turntables

Rotate to reposition machinery and equipment

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Overhead Door Rollers

Overhead Door Rollers

Replace the rollers on garage doors and other overhead doors

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

Raw Materials

Plastic

A lightweight alternative to metal and glass

Fastening and Joining

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

Fabricating and Machining

Router Guides

Make precise circular or intricate cuts with routers

Drill Bushing Installation Tools

Drill Bushing Installation Tools

Get a good grip to press removable drill bushings into fixture plates

Safety Equipment

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)